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Minor code simplification. 

llvm-svn: 60804
This commit is contained in:
Dan Gohman 2008-12-09 22:45:08 +00:00
parent ea831ee11c
commit 9356d8f74d
1 changed files with 3 additions and 3 deletions
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6
llvm/lib/CodeGen/MachineInstr.cpp
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@ -406,6 +406,8 @@ void MachineInstr::addOperand(const MachineOperand &Op) {
assert((isImpReg || !OperandsComplete()) && assert((isImpReg || !OperandsComplete()) &&
"Trying to add an operand to a machine instr that is already done!"); "Trying to add an operand to a machine instr that is already done!");
MachineRegisterInfo *RegInfo = getRegInfo();
// If we are adding the operand to the end of the list, our job is simpler. // If we are adding the operand to the end of the list, our job is simpler.
// This is true most of the time, so this is a reasonable optimization. // This is true most of the time, so this is a reasonable optimization.
if (isImpReg || NumImplicitOps == 0) { if (isImpReg || NumImplicitOps == 0) {
@ -419,7 +421,7 @@ void MachineInstr::addOperand(const MachineOperand &Op) {
// If the operand is a register, update the operand's use list. // If the operand is a register, update the operand's use list.
if (Op.isReg()) if (Op.isReg())
Operands.back().AddRegOperandToRegInfo(getRegInfo()); Operands.back().AddRegOperandToRegInfo(RegInfo);
return; return;
} }
} }
@ -427,8 +429,6 @@ void MachineInstr::addOperand(const MachineOperand &Op) {
// Otherwise, we have to insert a real operand before any implicit ones. // Otherwise, we have to insert a real operand before any implicit ones.
unsigned OpNo = Operands.size()-NumImplicitOps; unsigned OpNo = Operands.size()-NumImplicitOps;
MachineRegisterInfo *RegInfo = getRegInfo();
// If this instruction isn't embedded into a function, then we don't need to // If this instruction isn't embedded into a function, then we don't need to
// update any operand lists. // update any operand lists.
if (RegInfo == 0) { if (RegInfo == 0) {